Heterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the condensed system (alloxazine or isoalloxazine, e.g. riboflavine C12P25/00)

Heterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the condensed system (alloxazine or isoalloxazine, e.g. riboflavine C12P25/00) · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC12P17/182
Official title{Heterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the condensed system (alloxazine or isoalloxazine, e.g. riboflavine C12P25/00)}
Display labelHeterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the condensed system (alloxazine or isoalloxazine, e.g. riboflavine C12P25/00)
Total patents208

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
201521
201626
201719
201815
201915
202020
202128
202215
202310
202417
202520
20262

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC C12P17/182?
CPC C12P17/182 is the Cooperative Patent Classification code for “Heterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the condensed system (alloxazine or isoalloxazine, e.g. riboflavine C12P25/00).”
How many patents are filed under CPC C12P17/182 (Heterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the condensed system (alloxazine or isoalloxazine, e.g. riboflavine C12P25/00))?
Our database includes 208 publications tagged with this CPC code.
Is patent activity under CPC C12P17/182 growing?
Publication counts under this code: 17 in 2024 vs 20 in 2025 (latest complete years).